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Finding the Fourth Proportional to 156,029, 234,053.21 and 62,522.60

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Solution

The fourth proportional to 156,029, 234,053.21 and 62,522.60 is: 93,787.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,029 : 234,053.21 = 62,522.60 : x
  2. Step 2: Convert to fraction form
    156,029/234,053.21 = 62,522.60/x
  3. Step 3: Cross multiply
    156,029x = 234,053.21 × 62,522.60
  4. Step 4: Simplify right side
    156,029x = 14,633,615,227.55
  5. Step 5: Solve for x
    x = 14,633,615,227.55/156,029
  6. Step 6: Final answer
    x = 93,787.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.